Overview

overview

10

Static

static

b0da133665...ce.exe

windows7_x64

10

b0da133665...ce.exe

windows10_x64

10

Sharing

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General

  • Target

    b0da133665a2d0af6ac00040b1e872ce.exe

  • Size

    823KB

  • Sample

    210704-nyf68b56vs

  • MD5

    b0da133665a2d0af6ac00040b1e872ce

  • SHA1

    af8b9bebcf914532b0e01f1286536465aa6790a3

  • SHA256

    eb55fdd4d15cf3d07905037073a275ba2697e8fdb2a9f60c0b16cf70969cd476

  • SHA512

    fd874a5acf6aaacecdaf10ba909f49f8d7459a264f6cddb5c77995c78b9a44fe53dc93686460f8f3965bd8603bcaddb158e7d035e2503901331803c0d9a5caac

Score
10/10
remcoschromepersistencerat

Malware Config

Extracted

Family

remcos

Version

3.1.5 Pro

Botnet

chrome

C2

fieldsdegreenf.duckdns.org:6553

aaeeerbbbeee.duckdns.org:6553

sdegreenfieldsdeeenf.duckdns.org:6553
Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    true

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-09G4NK

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

  • take_screenshot_title

    notepad;solitaire;

Targets

    • Target

      b0da133665a2d0af6ac00040b1e872ce.exe

    • Size

      823KB

    • MD5

      b0da133665a2d0af6ac00040b1e872ce

    • SHA1

      af8b9bebcf914532b0e01f1286536465aa6790a3

    • SHA256

      eb55fdd4d15cf3d07905037073a275ba2697e8fdb2a9f60c0b16cf70969cd476

    • SHA512

      fd874a5acf6aaacecdaf10ba909f49f8d7459a264f6cddb5c77995c78b9a44fe53dc93686460f8f3965bd8603bcaddb158e7d035e2503901331803c0d9a5caac

    Score
    10/10
    remcoschromepersistencerat

    • Remcos

      Remcos is a closed-source remote control and surveillance software.

      ratremcos

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1
T1060

Privilege Escalation

Defense Evasion

Modify Registry

2
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Tasks